Produktbeskrivning
ATMega328P är en enkel, men väldigt kapabel 8-bitars mikrokontroller från Atmel. Den har bla. 6 PWM-utgångar, 6 analoga ingångar, SPI- och I2C-interface.
Denna versionen är samma processor som används till Arduino UNO.
Features
* High Performance, Low Power AVR® 8-Bit Microcontroller
* Advanced RISC Architecture
* 131 Powerful Instructions - Most Single Clock Cycle Execution
* 32 x 8 General Purpose Working Registers
* Fully Static Operation
* Up to 20 MIPS Throughput at 20 MHz
* On-chip 2-cycle Multiplier
* High Endurance Non-volatile Memory Segments
* 4/8/16/32K Bytes of In-System Self-Programmable Flash progam memory
*ATmega48PA/88PA/168PA/328P)
* 256/512/512/1K Bytes EEPROM (ATmega48PA/88PA/168PA/328P)
* 512/1K/1K/2K Bytes Internal SRAM (ATmega48PA/88PA/168PA/328P)
* Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
* Data retention: 20 years at 85°C/100 years at 25°C(1)
* Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
* Programming Lock for Software Security
* Peripheral Features
* Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
* One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture
Mode
* Real Time Counter with Separate Oscillator
* Six PWM Channels
* 8-channel 10-bit ADC in TQFP and QFN/MLF package
Temperature Measurement
* 6-channel 10-bit ADC in PDIP Package
Temperature Measurement
* Programmable Serial USART
* Master/Slave SPI Serial Interface
* Byte-oriented 2-wire Serial Interface (Philips I2C compatible)
* Programmable Watchdog Timer with Separate On-chip Oscillator
* On-chip Analog Comparator
* Interrupt and Wake-up on Pin Change
* Special Microcontroller Features
* Power-on Reset and Programmable Brown-out Detection
* Internal Calibrated Oscillator
* External and Internal Interrupt Sources
* Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby,
and Extended Standby
* I/O and Packages
* 23 Programmable I/O Lines
* 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF and 32-pad QFN/MLF
* Operating Voltage:
* 1.8 - 5.5V for ATmega48PA/88PA/168PA/328P
* Temperature Range:
* -40°C to 85°C
* Speed Grade:
* 0 - 20 MHz @ 1.8 - 5.5V
* Low Power Consumption at 1 MHz, 1.8V, 25°C for ATmega48PA/88PA/168PA/328P:
* Active Mode: 0.2 mA
* Power-down Mode: 0.1 ìA
* Power-save Mode: 0.75 ìA (Including 32 kHz RTC)
Denna versionen är samma processor som används till Arduino UNO.
Features
* High Performance, Low Power AVR® 8-Bit Microcontroller
* Advanced RISC Architecture
* 131 Powerful Instructions - Most Single Clock Cycle Execution
* 32 x 8 General Purpose Working Registers
* Fully Static Operation
* Up to 20 MIPS Throughput at 20 MHz
* On-chip 2-cycle Multiplier
* High Endurance Non-volatile Memory Segments
* 4/8/16/32K Bytes of In-System Self-Programmable Flash progam memory
*ATmega48PA/88PA/168PA/328P)
* 256/512/512/1K Bytes EEPROM (ATmega48PA/88PA/168PA/328P)
* 512/1K/1K/2K Bytes Internal SRAM (ATmega48PA/88PA/168PA/328P)
* Write/Erase Cycles: 10,000 Flash/100,000 EEPROM
* Data retention: 20 years at 85°C/100 years at 25°C(1)
* Optional Boot Code Section with Independent Lock Bits
In-System Programming by On-chip Boot Program
True Read-While-Write Operation
* Programming Lock for Software Security
* Peripheral Features
* Two 8-bit Timer/Counters with Separate Prescaler and Compare Mode
* One 16-bit Timer/Counter with Separate Prescaler, Compare Mode, and Capture
Mode
* Real Time Counter with Separate Oscillator
* Six PWM Channels
* 8-channel 10-bit ADC in TQFP and QFN/MLF package
Temperature Measurement
* 6-channel 10-bit ADC in PDIP Package
Temperature Measurement
* Programmable Serial USART
* Master/Slave SPI Serial Interface
* Byte-oriented 2-wire Serial Interface (Philips I2C compatible)
* Programmable Watchdog Timer with Separate On-chip Oscillator
* On-chip Analog Comparator
* Interrupt and Wake-up on Pin Change
* Special Microcontroller Features
* Power-on Reset and Programmable Brown-out Detection
* Internal Calibrated Oscillator
* External and Internal Interrupt Sources
* Six Sleep Modes: Idle, ADC Noise Reduction, Power-save, Power-down, Standby,
and Extended Standby
* I/O and Packages
* 23 Programmable I/O Lines
* 28-pin PDIP, 32-lead TQFP, 28-pad QFN/MLF and 32-pad QFN/MLF
* Operating Voltage:
* 1.8 - 5.5V for ATmega48PA/88PA/168PA/328P
* Temperature Range:
* -40°C to 85°C
* Speed Grade:
* 0 - 20 MHz @ 1.8 - 5.5V
* Low Power Consumption at 1 MHz, 1.8V, 25°C for ATmega48PA/88PA/168PA/328P:
* Active Mode: 0.2 mA
* Power-down Mode: 0.1 ìA
* Power-save Mode: 0.75 ìA (Including 32 kHz RTC)
